| level | - * | do mid-side stereo | - * | loose mid-side stereo | - * | apodization | - * | max lpc order | - * | qlp coeff precision | - * | qlp coeff prec search | - * | escape coding | - * | exhaustive model search | - * | min residual partition order | - * | max residual partition order | - * | rice parameter search dist | - * |
| 0 | false | false | tukey(0.5) | 0 | 0 | false | false | false | 0 | 3 | 0 | ||||||||||||
| 1 | true | true | tukey(0.5) | 0 | 0 | false | false | false | 0 | 3 | 0 | ||||||||||||
| 2 | true | false | tukey(0.5) | 0 | 0 | false | false | false | 0 | 3 | 0 | ||||||||||||
| 3 | false | false | tukey(0.5) | 6 | 0 | false | false | false | 0 | 4 | 0 | ||||||||||||
| 4 | true | true | tukey(0.5) | 8 | 0 | false | false | false | 0 | 4 | 0 | ||||||||||||
| 5 | true | false | tukey(0.5) | 8 | 0 | false | false | false | 0 | 5 | 0 | ||||||||||||
| 6 | true | false | tukey(0.5) | 8 | 0 | false | false | false | 0 | 6 | 0 | ||||||||||||
| 7 | true | false | tukey(0.5) | 8 | 0 | false | false | true | 0 | 6 | 0 | ||||||||||||
| 8 | true | false | tukey(0.5) | 12 | 0 | false | false | true | 0 | 6 | 0 |